Adecoagro (NYSE: AGRO) files Form 6-K, adding Dec. 11, 2025 underwriting deal

Rhea-AI Filing Summary

Adecoagro S.A. submitted a Form 6-K as a foreign private issuer to the U.S. securities regulators. The report mainly serves to make an Underwriting Agreement dated December 11, 2025 (filed as Exhibit 99.1) part of its existing Form F-3 shelf registration statement (Registration Number 333-291872).

This incorporation by reference means the terms of the new underwriting agreement are now formally included in Adecoagro’s pre-existing securities registration framework, potentially supporting future capital markets activity under that shelf.

Form 6-K: How Foreign Companies Report to the SEC →

UNITED STATES 

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of December 2025

Commission File Number: 001-35052 

Adecoagro S.A.

(Translation of registrant’s name into English)

28, Boulevard F.W. Raiffeisen,

L-2411, Luxembourg

Grand Duchy of Luxembourg

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F X Form 40-F

INCORPORATION BY REFERENCE

Exhibit 99.1 of this Form 6-K is hereby incorporated by reference into the registration statement of Adecoagro S.A. on Form F-3 (Registration Number 333-291872), as such Registration Statement may be amended from time to time.

TABLE OF CONTENTS

ITEM
99.1	Underwriting Agreement, dated December 11, 2025

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

			Adecoagro S.A.
			By:	/s/ Emilio Federico Gnecco
				Name:	Emilio Federico Gnecco
				Title:	Chief Financial Officer

Date: December 12, 2025   

FAQ

What is Adecoagro (AGRO) reporting in this Form 6-K?

Adecoagro is filing a Form 6-K primarily to submit an Underwriting Agreement dated December 11, 2025. This agreement is attached as Exhibit 99.1 and is formally added to the company’s existing Form F-3 registration statement.

How does this Form 6-K affect Adecoagro (AGRO)'s Form F-3 shelf registration?

The Form 6-K incorporates Exhibit 99.1, an Underwriting Agreement, into Adecoagro’s Form F-3 registration statement (Registration Number 333-291872). This makes the agreement legally part of the shelf documentation for potential future securities offerings.

What document is attached to Adecoagro (AGRO)'s December 2025 Form 6-K?

The filing attaches Exhibit 99.1, described as an Underwriting Agreement dated December 11, 2025. This contract outlines underwriting terms and is now incorporated by reference into Adecoagro’s existing Form F-3 registration statement.

Who signed Adecoagro (AGRO)'s December 2025 Form 6-K?

The Form 6-K was signed on behalf of Adecoagro S.A. by Emilio Federico Gnecco, who is identified as the company’s Chief Financial Officer. The signature section confirms he is duly authorized to sign the report.

When was Adecoagro (AGRO)'s underwriting agreement referenced in the Form 6-K dated?

The underwriting agreement referenced in the Form 6-K is dated December 11, 2025. This agreement is filed as Exhibit 99.1 and incorporated into Adecoagro’s Form F-3 registration statement for regulatory and offering purposes.